A REVISION OF THE NORTH AMERICAN OMALIINAE (COLEOPTERA: STAPHYLINIDAE): 3.THE GENUS ACIDOTA STEPHENS

1982 ◽  
Vol 114 (11) ◽  
pp. 1003-1029 ◽  
Author(s):  
J. M. Campbell

AbstractThe North American species of the genus Acidota Stephens are revised. Three species are recognized, the Holarctic species quadrata (Zetterstedt) and crenata (Fabricius) and the eastern North American species subcarinata Erichson. All major generic and specific characters are illustrated with line drawings and scanning electron photomicrographs. A key is included to aid in identifying the species. Olophrum crenulatum Hatch is placed in synonymy with A. quadrata.

1983 ◽  
Vol 115 (6) ◽  
pp. 577-622 ◽  
Author(s):  
J. M. Campbell

AbstractThe North American species of the genus Olophrum Erichson are revised. Seven species are recognized, the holarctic species O. latum Mäklin, O. boreale Gyllenhal, O. consimile Gyllenhal, and O. rotundicolle C. R. Sahlberg; the eastern North American species O. obtectum Erichson, and the new species O. cascadeuse known from northern California and eastern Oregon and O. idahoense known from southern Idaho.Lectotypes are designated for O. marginatum Mäklin (= O. consimile), O. parvulum Mäklin (= O. consimile), O. convexum Mäklin (= O. rotundicolle), and O. convexicolle LeConte (= O. rotundicolle). The following new synonymy was established: O. bernhauerianum Scheerpeltz, O. recticolle Scheerpeltz, O. recticolle curtipenne Scheerpeltz are synonyms of O. consimile; O. quesneli Hatch is a synonym of O. boreale; and O. brevicolle Bernhauer is a synonym of O. latum. All species are described and illustrated with scanning electron photomicrographs and line drawings, five maps showing the North American distribution of each species are provided, and a key is presented to aid in the identification of the species. All available records and biological data for the species are provided.


1984 ◽  
Vol 116 (4) ◽  
pp. 487-527 ◽  
Author(s):  
J. M. Campbell

AbstractThe North American species of the genera Arpedium Erichson, and Eucnecosum Reitter are revised. Five species are recognized, the holarctic species E. brachypterum (Gravenhorst), E. tenue (LeConte) and E. brunnescens (J. Sahlberg), the transcontinental boreal species A. cribratum Fauvel and the eastern United States species A. schwarzi Fauvel.Lectotypes are designated for E. brachypterum, A. cribratum, A. angulare Fauvel (= A. cribratum), and A. schwarzi. The following new synonymy is established, Arpedium norvegicum var. sallasi Munster and Eucnecosum meybohmi Lohse (= E. tenue) and Arpedium angulare Fauvel and A. columbiense Hatch (= A. cribratum). All genera and species are described and illustrated with scanning electron photomicrographs and line drawings, four maps showing the North American distribution of each species are provided, and keys are presented to aid in the identification of all the species as well as the European species Arpedium quadrum (Gravenhorst). All available records and biological data for the species are summarized.The use of the generic name Eucnecosum Reitter is discussed and the transfer of brachypterum, tenue, and brunnescens from Arpedium to this genus by Lohse is confirmed.


1996 ◽  
Vol 27 (2) ◽  
pp. 217-238 ◽  
Author(s):  
Lauri Kaila

AbstractThe Elachista tetragonella group is redefined, its limits extended to include the genus Biselachista Traugott-Olsen & Nielsen, 1977. The North American species of the tetragonella group are described and illustrated, and a key is given to the males. 19 species are recognized in the Nearctic region, including 12 new species: Elachista pyrrha (Alberta), E. absaroka (Wyoming), E. calusella (Florida), E. beothucella (Newfoundland), E. glenni (Illinois), E. cerasella (Nebraska), E. serra (Labrador), E. huron (Quebec), E. vinlandica (Newfoundland), E. ciliiyera (Mississippi), E. lenape (New Jersey) and E. pelaena (California). The male of E. inaudita Braun and the female of E. leucosticta Braun are described for the first time. Elachista eleochariella Stainton and E. albidella Nylander (= E. tanyopis Meyrick, syn. n.) are recognized as Holarctic species.


1965 ◽  
Vol 97 (2) ◽  
pp. 193-198 ◽  
Author(s):  
G. R. Hopping

AbstractGroup VII of North American Ips contains I. thomasi, new species, I. borealis Swaine and I. swainei R. Hopping. They are less than 4.0 mm. long and females have the front of the head or at least the vertex smooth and shining, impunctate, or with very fine sparse punctures; males are more coarsely granulate-punctate on the frons. The species are described and a key is given. All breed in Picea in Canada and northern United States.


1887 ◽  
Vol 3 (10) ◽  
pp. 109 ◽  
Author(s):  
J. B. Ellis ◽  
B. M. Everhart

1940 ◽  
Vol 72 (7) ◽  
pp. 135-145 ◽  
Author(s):  
G. Stuart Walley

As noted below the two North American species described in Syndipnus by workers appear to belong in other genrra. In Europe the gunus is represented by nearly a score of species and has been reviewed in recent years by two writers (1, 2). North American collections contain very few representatives of the genus; after combining the material in the National Collection with that from the United States National Museum, the latter kindly loaned to me by Mr. R. A. Cushman, only thirty-seven specimens are available for study.


1881 ◽  
Vol 13 (6) ◽  
pp. 126-130
Author(s):  
A. R. Grote

The species of this genus have hairy eyes, unarmed tibiæ and a tufted thorax. The dorsum of the abdomen is more or less tufted, but in some species the tuftings are not noticeable. Several species which seem to me to belong to Graphiphora (Taeniocanpa) have been referred to this genus ; among these I may mention orobia of Harvey, modesta, incincta and thecata of Morrison, and the species described by me as rufula and puerilis.


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